 |
| |||
| non-variant; unfree | |||
| reenterable; reentrant | |||
| constant | |||
| invariant | |||
|
invariant : 36 phrases in 12 subjects |
| Automated equipment | 3 |
| Automatic control | 2 |
| Chemistry | 2 |
| Construction | 3 |
| Earth sciences | 2 |
| High energy physics | 7 |
| Information technology | 1 |
| Life sciences | 1 |
| Materials science | 1 |
| Mathematics | 4 |
| Statistics | 5 |
| Technology | 5 |